Home / 53,212.12-73,424.72-30,552.06

Finding the Fourth Proportional to 53,212.12, 73,424.72 and 30,552.06

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Solution

The fourth proportional to 53,212.12, 73,424.72 and 30,552.06 is: 42,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.12 : 73,424.72 = 30,552.06 : x
  2. Step 2: Convert to fraction form
    53,212.12/73,424.72 = 30,552.06/x
  3. Step 3: Cross multiply
    53,212.12x = 73,424.72 × 30,552.06
  4. Step 4: Simplify right side
    53,212.12x = 2,243,276,802.65
  5. Step 5: Solve for x
    x = 2,243,276,802.65/53,212.12
  6. Step 6: Final answer
    x = 42,157.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.